Dtmf Methods; Preferred Vocoder (Codec); Configuring Ht801 Through Voice Prompts - Grandstream Networks HT801 Administration Manual

2. Use random SIP/RTP ports (under advanced settings webpage), this setting depends on your network
settings. Generally, if you have multiple IP devices under the same network, it should be set to Yes. If
using a public IP address, set this parameter to No.
3. NAT traversal (under the FXS web page) Set this to Yes when gateway is behind firewall on a private
network.

DTMF Methods

The HT801 support the following DTMF mode:

DTMF in-audio

DTMF via RTP (RFC2833)

DTMF via SIP INFO
Set priority of DTMF methods according to your preference. This setting should be based on your server
DTMF setting.

Preferred Vocoder (Codec)

The HT801 supports following voice codecs. On FXS port page, choose the order of your favorite codecs:

PCMU/A (or G711µ/a)

G729 A/B

G723.1

G726 (16/24/32/40)

iLBC

OPUS

Configuring HT801 Through Voice Prompts

As mentioned previously, The HT801 has a built-in voice prompt menu for simple device configuration.
Please refer to "Understanding HT801 Interactive Voice Prompt Response
about IVR and how to access its menu.

DHCP MODE
Select voice menu option 01 to enable HT801to use DHCP.

STATIC IP MODE
Select voice menu option 01 to enable HT801 to use STATIC IP mode, then use option 02, 03, 04,
05 to set up IP address, Subnet Mask, Gateway and DNS server respectively.

FIRMWARE SERVER IP ADDRESS
Select voice menu option 13 to configure the IP address of the firmware server.

CONFIGURATION SERVER IP ADDRESS
Select voice menu option 14 to configure the IP address of the configuration server.
HT801 Administration Guide
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